static GstBusSyncReply create_window (GstBus* bus, GstMessage* message, GtkWidget* widget)
{
GtkAllocation allocation;
if (gst_gtk_handle_need_context (bus, message, NULL))
return GST_BUS_DROP;
// ignore anything but 'prepare-window-handle' element messages
if (GST_MESSAGE_TYPE (message) != GST_MESSAGE_ELEMENT)
return GST_BUS_PASS;
if (!gst_is_video_overlay_prepare_window_handle_message (message))
return GST_BUS_PASS;
g_print ("setting window handle %p\n", widget);
gst_video_overlay_set_gtk_window (GST_VIDEO_OVERLAY (GST_MESSAGE_SRC (message)), widget);
gtk_widget_get_allocation (widget, &allocation);
gst_video_overlay_set_render_rectangle (GST_VIDEO_OVERLAY (GST_MESSAGE_SRC (message)), allocation.x, allocation.y, allocation.width, allocation.height);
gst_message_unref (message);
return GST_BUS_DROP;
}
static GstBusSyncReply
create_window (GstBus * bus, GstMessage * message, gpointer data)
{
GstGLClutterActor **actor = (GstGLClutterActor **) data;
static gint count = 0;
static GMutex mutex;
// ignore anything but 'prepare-window-handle' element messages
if (GST_MESSAGE_TYPE (message) != GST_MESSAGE_ELEMENT)
return GST_BUS_PASS;
if (!gst_is_video_overlay_prepare_window_handle_message (message))
return GST_BUS_PASS;
g_mutex_lock (&mutex);
if (count < N_ACTORS) {
g_message ("adding actor %d", count);
gst_video_overlay_set_window_handle (GST_VIDEO_OVERLAY (GST_MESSAGE_SRC
(message)), actor[count]->win);
clutter_threads_add_idle ((GSourceFunc) create_actor, actor[count]);
count++;
}
g_mutex_unlock (&mutex);
gst_message_unref (message);
return GST_BUS_DROP;
}
static GstBusSyncReply
create_window(GstBus *bus, GstMessage *msg, gpointer data)
{
preview_t *preview = (preview_t*)data;
switch (GST_MESSAGE_TYPE(msg))
{
case GST_MESSAGE_ELEMENT:
{
#if GST_CHECK_VERSION(1, 0, 0)
if (!gst_is_video_overlay_prepare_window_handle_message(msg))
return GST_BUS_PASS;
gst_video_overlay_set_window_handle(
GST_VIDEO_OVERLAY(GST_MESSAGE_SRC(msg)), preview->xid);
#else
if (!gst_structure_has_name(msg->structure, "prepare-xwindow-id"))
return GST_BUS_PASS;
#if !defined(_WIN32)
gst_x_overlay_set_xwindow_id(
GST_X_OVERLAY(GST_MESSAGE_SRC(msg)), preview->xid);
#else
gst_directdraw_sink_set_window_id(
GST_X_OVERLAY(GST_MESSAGE_SRC(msg)), preview->xid);
#endif
#endif
gst_message_unref(msg);
return GST_BUS_DROP;
} break;
default:
{
} break;
}
return GST_BUS_PASS;
}
static gboolean bus_call (GstBus *bus,GstMessage *msg, gpointer data) {
if (gst_is_video_overlay_prepare_window_handle_message (msg)) {
if (0 != g_video_xid) {
GstVideoOverlay *overlay;
// GST_MESSAGE_SRC (message) will be the video sink element
overlay = GST_VIDEO_OVERLAY (GST_MESSAGE_SRC (msg));
gst_video_overlay_set_window_handle (overlay, g_video_xid);
} else {
g_warning ("Should have obtained video_window_handle by now!");
}
}
switch (GST_MESSAGE_TYPE (msg)) {
case GST_MESSAGE_EOS:
g_print ("####################### Stream Ends\n");
gtk_main_quit();
break;
case GST_MESSAGE_ERROR: {
gchar *debug;
GError *error;
gst_message_parse_error (msg, &error, &debug);
g_free (debug);
g_printerr ("####################### Error: %s\n", error->message);
g_error_free (error);
gtk_main_quit();
break;
}
case GST_MESSAGE_STATE_CHANGED: {
GstState oldState;
GstState newState;
GstState pendingState;
gst_message_parse_state_changed(msg, &oldState, &newState, &pendingState);
g_printf("####################### oldState:%d, newState:%d, pendingState:%d!\n", oldState, newState, pendingState);
break;
}
case GST_MESSAGE_STREAM_STATUS: {
GstStreamStatusType statusType;
GstElement* owner = NULL;
gst_message_parse_stream_status(msg, &statusType, &owner);
g_printf("####################### statusType:%d, owner:%p!\n", statusType, owner);
break;
}
default:
break;
}
return TRUE;
}
static GstBusSyncReply bus_sync_handler(GstBus *bus, GstMessage *msg, gpointer data) {
if (!gst_is_video_overlay_prepare_window_handle_message(msg))
return GST_BUS_PASS;
guintptr video_window_handle = gui_get_video_window_handle();
g_assert(video_window_handle != 0);
// GST_MESSAGE_SRC (message) will be the video sink element.
video_window_overlay = GST_VIDEO_OVERLAY(GST_MESSAGE_SRC(msg));
gst_video_overlay_set_window_handle(video_window_overlay, video_window_handle);
int x, y, w, h;
gui_get_render_rectangle(&x, &y, &w, &h);
gst_video_overlay_set_render_rectangle(video_window_overlay, x, y, w, h);
return GST_BUS_DROP;
}
static GstBusSyncReply
gst_sync_watch (GstBus *bus, GstMessage *message, gpointer data)
{
gstPlay *play = (gstPlay *)data;
if (play == NULL) return FALSE;
if (GST_MESSAGE_TYPE (message) == GST_MESSAGE_ELEMENT) {
if (gst_is_video_overlay_prepare_window_handle_message(message)) {
play->overlay = GST_VIDEO_OVERLAY (GST_MESSAGE_SRC (message));
gst_video_overlay_set_window_handle (play->overlay, play->xid);
}
}
return TRUE;
}
gboolean gstGWorldSyncMessageCallback(GstBus*, GstMessage* message, gpointer data)
{
ASSERT(GST_MESSAGE_TYPE(message) == GST_MESSAGE_ELEMENT);
GStreamerGWorld* gstGWorld = static_cast<GStreamerGWorld*>(data);
#ifndef GST_API_VERSION_1
const GstStructure* structure = gst_message_get_structure(message);
if (gst_structure_has_name(structure, "prepare-xwindow-id")
|| gst_structure_has_name(structure, "have-ns-view"))
gstGWorld->setWindowOverlay(message);
#else
if (gst_is_video_overlay_prepare_window_handle_message(message))
gstGWorld->setWindowOverlay(message);
#endif
return TRUE;
}
GstBusSyncReply Pipeline::create_window (GstBus* bus, GstMessage* message, const Pipeline* p)
{
// ignore anything but 'prepare-window-handle' element messages
if (GST_MESSAGE_TYPE (message) != GST_MESSAGE_ELEMENT)
return GST_BUS_PASS;
if (!gst_is_video_overlay_prepare_window_handle_message (message))
return GST_BUS_PASS;
qDebug ("setting window handle");
//Passing 0 as the window_handle will tell the overlay to stop using that window and create an internal one.
//In the directdrawsink's gst_video_overlay_set_window_handle implementation, window_handle (parameter 2) is casted to HWND before it used.
gst_video_overlay_set_window_handle (GST_VIDEO_OVERLAY (GST_MESSAGE_SRC (message)), (guintptr)p->winId());
gst_message_unref (message);
return GST_BUS_DROP;
}
// static void application_cb (GstBus *bus, GstMessage *msg, CustomData *data) {
// if (g_strcmp0 (gst_structure_get_name (msg->structure), "tags-changed") == 0) {
// /* If the message is the "tags-changed" (only one we are currently issuing), update
// * the stream info GUI */
// analyze_streams (data);
// }
// }
static GstBusSyncReply
busSyncHandler (GstBus * bus, GstMessage * message, gpointer user_data)
{
// ignore anything but 'prepare-window-handle' element messages
if (!gst_is_video_overlay_prepare_window_handle_message (message))
return GST_BUS_PASS;
if (window_handle != 0) {
GstVideoOverlay *overlay;
// GST_MESSAGE_SRC (message) will be the video sink element
overlay = GST_VIDEO_OVERLAY (GST_MESSAGE_SRC (message));
gst_video_overlay_set_window_handle (overlay, window_handle);
} else {
g_warning ("Should have obtained video_window_handle by now!");
}
gst_message_unref (message);
return GST_BUS_DROP;
}
static GstBusSyncReply create_window (GstBus* bus, GstMessage* message, GtkWidget* widget)
{
// ignore anything but 'prepare-window-handle' element messages
if (GST_MESSAGE_TYPE (message) != GST_MESSAGE_ELEMENT)
return GST_BUS_PASS;
if (!gst_is_video_overlay_prepare_window_handle_message (message))
return GST_BUS_PASS;
g_print ("setting window handle\n");
//do not call gdk_window_ensure_native for the first time here because
//we are in a different thread than the main thread
//(and the main thread the onne)
gst_video_overlay_set_gtk_window (GST_VIDEO_OVERLAY (GST_MESSAGE_SRC (message)), widget);
gst_message_unref (message);
return GST_BUS_DROP;
}
static GstBusSyncReply
create_window (GstBus * bus, GstMessage * message, GtkWidget * widget)
{
if (gst_gtk_handle_need_context (bus, message, NULL))
return GST_BUS_DROP;
/* ignore anything but 'prepare-window-handle' element messages */
if (GST_MESSAGE_TYPE (message) != GST_MESSAGE_ELEMENT)
return GST_BUS_PASS;
if (!gst_is_video_overlay_prepare_window_handle_message (message))
return GST_BUS_PASS;
/* do not call gdk_window_ensure_native for the first time here because
* we are in a different thread than the main thread */
gst_video_overlay_set_gtk_window (GST_VIDEO_OVERLAY (GST_MESSAGE_SRC
(message)), widget);
gst_message_unref (message);
return GST_BUS_DROP;
}
static GstBusSyncReply
set_playbin_window (GstBus *bus,
GstMessage *message,
GthMediaViewerPage *self)
{
/* ignore anything but 'prepare-xwindow-id' element messages */
if (! gst_is_video_overlay_prepare_window_handle_message (message))
return GST_BUS_PASS;
if (self->priv->video_window_xid != 0) {
GstVideoOverlay *video_overlay;
video_overlay = GST_VIDEO_OVERLAY (GST_MESSAGE_SRC (message));
gst_video_overlay_set_window_handle (video_overlay, self->priv->video_window_xid);
self->priv->xwin_assigned = TRUE;
}
else
g_warning ("Should have obtained video_window_xid by now!");
gst_message_unref (message);
return GST_BUS_DROP;
}
